Finding the Third Proportional to 12,274.88 and 18,407.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,274.88 : 18,407.25 = 18,407.25 : x
2. Step 2: Convert to fraction form
   12,274.88/18,407.25 = 18,407.25/x
3. Step 3: Cross multiply
   12,274.88x = 18,407.25 × 18,407.25
4. Step 4: Simplify right side
   12,274.88x = 338,826,852.56
5. Step 5: Solve for x
   x = 338,826,852.56/12,274.88
6. Step 6: Final answer
   x = 27,603.28